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68 results for “integument”
Supplementary data for "Armored with skin and bone: A combined histological and µCT study of the exceptional integument of the Antsingy leaf chameleon Brookesia perarmata (Angel, 1933)"
<p>This project contains the supplementary µCT-scans of the whole body and a lateral flank integumentary armor of <em>Brookesia perarmata</em> (Angel, 1933) (Squamata: Iguania: Chamaeleonidae) belonging to the following publication:</p> <p>Schucht P, Rühr PT, Geier B, Glaw F & M LAmbertz (<strong>2020</strong>): Armored with skin and bone: A combined histological and µCT study of the exceptional integument of the Antsingy leaf chameleon <em>Brookesia perarmata</em> (Angel, 1933). <em>Journal of Morphology</em>. doi: <a href="https://onlinelibrary.wiley.com/doi/full/10.1002/jmor.21135">10.1002/jmor.21135</a>.</p> <p> </p> <p><strong>Whole body scan:</strong></p> <ul> <li>specimen: ZSM 17/2006, Zoologische Staatssammlung München</li> <li>machine: phoenix nanotom m (GE Measurement & Control)</li> <li>scan settings: <ul> <li>tube voltage = 110 kV</li> <li>ube current = 70 μA</li> <li>target = tungsten</li> <li>no filter</li> <li>total sample rotation = 360°</li> <li>angular step size = 0.24°</li> <li>exposure time = 750 ms</li> <li>binning = 1</li> <li>averaging = 4</li> <li>voxel size = 37.8 μm</li> </ul> </li> <li>filename: Schucht_B_perarmata_whole.tif</li> </ul> <p> </p> <p><strong>Lateral flank integumentary armor scan:</strong></p> <ul> <li>specimen: ZSM 862/2000, Zoologische Staatssammlung München</li> <li>machine: Skyscan 1272 device (Bruker microCT)</li> <li>scan settings: <ul> <li>tube voltage = 70 kV</li> <li>ube current = 142 μA</li> <li>target = tungsten</li> <li>filter = Al 0.5 mm</li> <li>total sample rotation = 180°</li> <li>angular step size = 0.19°</li> <li>exposure time = 1925 ms</li> <li>binning = 2x2</li> <li>averaging = 8</li> <li>random movement = 15</li> <li>voxel size = 4.4 μm</li> </ul> </li> <li>filename: Schucht_B_perarmata_osteoderm.tif</li> </ul>
Рис. 2. Продольный (А–Д) и поперечный (Е–З) среЗы череЗ наружный покров ноги моллюска с раЗными типами складок: А, Б – Широкие складки в виде плато, В, Г – длинные иЗвилистые складки, Д, Е – складки с округлыми и бокаловидными клетками в субЭпителиальном слое, Ж, З – слабовыраженные складки с больШими полостЯми (синусами) длЯ гемолимфы под субЭпителиальным слоем. МасШтабные линейки 200 мкм (А, В, Ж, З) и 100 мкм (Б, Г–Е). вК – клетки с вакуолЯми, сэ – субЭпителиальный слой, БК – бокаловиднаЯ клетка, сг – синусы длЯ гемолимфы, ф – фолликулы, а – ацинусы. Fig. 2. Saggital (А–Д) and transverse (Е–З) sections of pedal integument with different types of plicae: А, Б – broad plateau-shaped plicae, В, Г – long, tortuous plicae, Д, Е – plicae with round and goblet cells in the subepithelial layer, Ж, З – mild plicae with large cavities (sinuses) for hemolymph under subepithelial layer. Scale bars 200 µm (А, В, Ж, З) and 100 µm (Б, Г–Е). вК – cells with vacuoles, сэ – subepithelial layer, БК – goblet cell, сг – sinuses for hemolymph, ф – follicles, а – acini. in Nodularia vladivostokensis (Bivalvia: Unionidae) from Razdolnaya River (Primorye, Russia)
Рис. 2. Продольный (А–Д) и поперечный (Е–З) среЗы череЗ наружный покров ноги моллюска с раЗными типами складок: А, Б – Широкие складки в виде плато, В, Г – длинные иЗвилистые складки, Д, Е – складки с округлыми и бокаловидными клетками в субЭпителиальном слое, Ж, З – слабовыраженные складки с больШими полостЯми (синусами) длЯ гемолимфы под субЭпителиальным слоем. МасШтабные линейки 200 мкм (А, В, Ж, З) и 100 мкм (Б, Г–Е). вК – клетки с вакуолЯми, сэ – субЭпителиальный слой, БК – бокаловиднаЯ клетка, сг – синусы длЯ гемолимфы, ф – фолликулы, а – ацинусы. Fig. 2. Saggital (А–Д) and transverse (Е–З) sections of pedal integument with different types of plicae: А, Б – broad plateau-shaped plicae, В, Г – long, tortuous plicae, Д, Е – plicae with round and goblet cells in the subepithelial layer, Ж, З – mild plicae with large cavities (sinuses) for hemolymph under subepithelial layer. Scale bars 200 µm (А, В, Ж, З) and 100 µm (Б, Г–Е). вК – cells with vacuoles, сэ – subepithelial layer, БК – goblet cell, сг – sinuses for hemolymph, ф – follicles, а – acini.
Text-fig. 8. SEM (a, b) and SRXTM (c, d) images of fruit associated with Miranthus elegans and Miranthus kvacekii; Mira locality, Portugal. a: Apical view of capsular fruit with five, partly open valves revealing the enclosed reticulate seeds (arrows). b: Detail of fruit wall showing an enclosed seed (arrow). c: Transverse section (orthoslice xy1200) of fruit showing central column (cc) of placenta and numerous angular and bitegmic seeds; note that the outer integument (black arrow) is thicker than inner integument (white arrow). d: Longitudinal section (orthoslice yz1239) of fruit showing perigynous attachment of calyx, central column (cc) of the placenta and sections through seeds. Specimen, Mira 99-S156331 (a–d). Scale bars = 600 µm (a, c, d), 200 µm (b). in Early Flowers Of Primuloid Ericales From The Late Cretaceous Of Portugal And Their Ecological And Phytogeographic Implications
Text-fig. 8. SEM (a, b) and SRXTM (c, d) images of fruit associated with Miranthus elegans and Miranthus kvacekii; Mira locality, Portugal. a: Apical view of capsular fruit with five, partly open valves revealing the enclosed reticulate seeds (arrows). b: Detail of fruit wall showing an enclosed seed (arrow). c: Transverse section (orthoslice xy1200) of fruit showing central column (cc) of placenta and numerous angular and bitegmic seeds; note that the outer integument (black arrow) is thicker than inner integument (white arrow). d: Longitudinal section (orthoslice yz1239) of fruit showing perigynous attachment of calyx, central column (cc) of the placenta and sections through seeds. Specimen, Mira 99-S156331 (a–d). Scale bars = 600 µm (a, c, d), 200 µm (b).
FIGURE 27 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 27. Aeolodon priscus, JME (uncatalogued, firmly installed in the permanent exhibition). A: Distal tail portion preserving enlarged rhomboidal scutes on dorsal edge (arrows mark dorsal points of transversal hinges); width of frame equals 15 cm. B: Skin preservation around the hollow of the knee (femur visible in left lower corner), with patches of distinct rhomboidal scutes (arrows mark example of hinge orientation); width of frame equals 23.5 cm. C: Webbing of foot with stretched polygonal scutes; width of frame equals 15.8 cm.
FIGURE 20 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 20. Cricosaurus bambergensis, NKMB-P-Watt14/274, body trunk portion with folded skin (upper red margin) embedding dorsal column. In the lower right corner, gut contents preserved a crustacean (arrow marking hinge between carapace and abdomen). Width of frame equals approximately 9 cm.
FIGURE 19 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 19. Cricosaurus bambergensis, NKMB-P-Watt14/274, skin preservation in dorsal neck, illustrating transversal fibers. Width of frame equals approximately 5.5 cm.
FIGURE 16 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 16. Cricosaurus albersdoerferi, BMMS-BK 1-2, soft tissue patch under UV, with yellowish areas indicating skin preservation. The posterior skull can be seen on the left, the scapulocoracoid on the lower right. Width of frame equals approximately 23.0 cm.
FIGURE 15 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 15. Metriorhynchidae indet., NKMB-P-Watt06/508, UV close-ups of skin surrounding the middle tail. A: Dorsal region with numerous knob-like irregularities. Width of frame equals approximately 10.1 cm. B: Ventral region with longitudinal folding (by skin substance preservation or imprints), and further irregularities. Width of frame equals approximately 18.0 cm.
FIGURE 9 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 9. Dakosaurus sp., DMA-JP-2009/001, UV image of tail portion with the highest concentration of skin irregularities (arrows; see previous figures). Width of frame equals approximately 28.0 cm.
FIGURE 6 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 6. Dakosaurus sp., DMA-JP-2009/001, integumentary details of various regions of the body, all under visible light. A: Patch on proximal tail, with widely spaced striation right-angled to vertebral column. Width of frame equals approximately 6.7 cm. B: Crisscross folding in neck region. Width of frame equals approximately 3.7 cm. C: Patch on proximal tail with rare occurrence of longitudinal folding, right-angled to transversal fiber system (section of the middle left of A, under different lighting). Width of frame equals approximately 5.3 cm.
FIGURE 4 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 4. Metriorhynchidae indet., LF 3474, distal half of tail, photographed under UV A, B, and C, with orange filter and linear polarizing filter. Skin preservation mostly reacting as yellowish areas. Note the pronounced fluke. The edge of the base of the upper lobe is marked by a white line, as mapped from the below detail under visible light to demonstrate soft tissue distribution (arrow pointing to leading edge). Scale bar equals 20 cm; for inset in mm.
FIGURE 23. Rhacheosaurus gracilis, NHMUK R.3948. A in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 23. Rhacheosaurus gracilis, NHMUK R.3948. A: Skeleton with soft tissue outlines. B: Detail of tail fluke. The outline of the upper lobe is blurred and not clearly indicated by darker color. Courtesy of Yanina Herrera, used with permission. Scale bar in cm.
FIGURE 11 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 11. Metriorhynchidae indet., NKMB-P-Watt06/508, specimen under UV, with soft tissue preservation surrounding most of the skeleton. A separated piece containing the distal tail is not depicted here, since no soft tissue is exposed. Scale bar equals 20 cm.
FIGURE 18 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 18. Cricosaurus albersdoerferi, BMMS-BK 1-2, details of skin preservation. A: Anterior part of dorsal edge of neck patch (Figure 16). From the center to the lower right longitudinal muscle fascia are exposed. In the upper part, sets of folds and possibly fibers overlap. Width of frame equals approximately 3.1 cm. B: Indistinct fragmentation of skin patch in posterior trunk, interpreted as potential taphonomic shrinking. Width of frame equals approximately 3.5 cm. C: Dorsal edge of neck patch (Figure 16) with curved striation (arrows indicate acute rhomboidal directions). Width of frame equals approximately 3.7 cm. D: Position little more posterior as in C. Additional to the dominant orientation of skin surface striation, another, acute-angled set crosses and is visible under a certain angle of light. Width of frame equals approximately 3.2 cm. E: Skin details associated to femur (lower right), with oblique striation and rhomboidal, superficially scale-like compaction pattern (lower left, indicated by arrows). Width of frame equals approximately 4.2 cm. F: Anterior hemapophysis with associated skin folds that radially spread from the bone terminus as an effect of load during compaction. A circular skin irregularity is seen above the bone (arrow). Width of frame equals approximately 5.4 cm.
FIGURE 17 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 17. Cricosaurus albersdoerferi, BMMS-BK 1-2, soft tissue patch on the ventral chest, posterior to pectoral girdle. On the middle left (below terminus of rib), horizontal striation reflects musculature. The covering layer exhibits soft skin folds. Circular irregularities (some marked by arrows) are interpreted in the text. Width of frame equals approximately 6.5 cm.
FIGURE 22 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 22. Cf. Rhacheosaurus gracilis, LF 2426, photographed under UV A, B, and C, with orange filter and linear polarizing filter. Yellowish areas represent skin preservation as well as bone. Cube length 1 cm; total width for frame equaling 57.8 cm.
FIGURE 7 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 7. Dakosaurus sp., DMA-JP-2009/001, visible light photograph of dorsal region of anterior middle tail, with numerous dark irregularities on the skin. Width of frame equals approximately 12.1 cm.
FIGURE 21 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 21. Cricosaurus bambergensis, NKMB-P-Watt14/274, proximal tail portion, column surrounded by skin patches with folds and fibers. The arrow points to a patch tentatively identified as musculature. Width of frame equals approximately 12 cm.
FIGURE 2 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 2. Metriorhynchidae indet., LF 3474, patch of trunk integument with displaced vertebrae and rib (uncertain position on body), same section photographed under visible light (above) and UV (below; UV A, B, and C, with orange filter and linear polarizing filter). Skin traits comprise soft-looking folds (left), sharp striae identified as fibers (right portion), and irregular skin scars (arrows pointing at three circular irregularities in the center, and curl-like structure in the right half; see discussion for interpretation). Scale bar for both parts equals 10 cm.
FIGURE 1 in The integument of pelagic crocodylomorphs (Thalattosuchia: Metriorhynchidae)
FIGURE 1. Stratigraphic positions and locations of different Upper Jurassic plattenkalk localities of the Franconian and Swabian Alb. 1 Nusplingen, 2 Daiting, 3 Solnhofen, 4 Mörnsheim, 5 Eichstätt, 6 Schamhaupten, 7 Zandt, 8 Brunn. Stratigraphic positions after Schweigert (2007).
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